3com 3c16790c Data Sheet
3Com Corporation, Corporate Headquarters, 350 Campus Drive, Marlborough, MA 01752-3064
3Com is publicly traded on NASDAQ under the symbol COMS.
3Com is publicly traded on NASDAQ under the symbol COMS.
Copyright © 2009 3Com Corporation. All rights reserved. 3Com, the 3Com logo, and OfficeConnect are
registered trademarks of 3Com Corporation in various countries worldwide. All other company and product
names may be trademarks of their respective companies. While every effort is made to ensure the information
given is accurate, 3Com does not accept liability for any errors or mistakes which may arise.
All specifications are subject to change without notice.
registered trademarks of 3Com Corporation in various countries worldwide. All other company and product
names may be trademarks of their respective companies. While every effort is made to ensure the information
given is accurate, 3Com does not accept liability for any errors or mistakes which may arise.
All specifications are subject to change without notice.
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400948-005 02/09
2
3COM
®
OFFICECONNECT
®
FAST ETHERNET SWITCHES
ORDERING INFORMATION
SPECIFICATIONS
All information in this section is relevant to all members of the 3Com
OfficeConnect Fast Ethernet family, unless otherwise stated.
OfficeConnect Fast Ethernet family, unless otherwise stated.
CONNECTORS
All ports are auto MDI/MDIX, auto-negotiating RJ-45
OfficeConnect Fast Ethernet Switch 5
5 10BASE-T/100BASE-TX
5 10BASE-T/100BASE-TX
OfficeConnect Fast Ethernet Switch 8
8 10BASE-T/100BASE-TX
8 10BASE-T/100BASE-TX
OfficeConnect Fast Ethernet Switch 16
16 10BASE-T/100BASE-TX
16 10BASE-T/100BASE-TX
REGULATORY AND AGENCY APPROVALS
Safety: UL 60950-1, EN 60950-1, CSA 22.2 No. 60950-1, IEC 60950-1
Emissions: EN 55022 Class B, FCC Part 15 Subpart B Class B, ICES-
003 Class B, AS/NZS CISPR 22 Class B
003 Class B, AS/NZS CISPR 22 Class B
Immunity: EN 55024
ENVIRONMENTAL SPECIFICATIONS
Operating temperature: 0° to 40°C (32° to 105°F)
Operating humidity: 0% to 95% (non-condensing)
DIMENSIONS
Fast Ethernet Switch 5
Width: 108.0 mm (4.3 in)
Width: 108.0 mm (4.3 in)
Height: 22.5 mm (0.9 in)
Depth: 85.0 mm (3.3 in)
Weight: 140.0 g (0.31 lb)
Fast Ethernet Switch 8
Width: 142.0 mm (5.6 in)
Width: 142.0 mm (5.6 in)
Height: 22.5 mm (0.9 in)
Depth: 82.5 mm (3.2 in)
Weight: 200.0 g (0.44 lb)
Fast Ethernet Switch 16
Width: 208.0 mm (8.2 in)
Width: 208.0 mm (8.2 in)
Height: 40.0 mm (1.6 in)
Depth: 160.0 mm (6.3 in)
Weight: .64 Kg (1.4 lb)
POWER SUPPLY
External power adapter
Input voltage: 100-240 VAC, 50/60 Hz
Power consumption:
Fast Ethernet Switch 5 – 2.8W, max.
Fast Ethernet Switch 8 – 3.2W, max.
Fast Ethernet Switch 16 – 5.9W, max.
STANDARDS COMPLIANCE
IEEE 802.3i 10BASE-T Ethernet
IEEE 802.3u 100BASE-TX Fast Ethernet
IEEE 802.3x Flow Control
LED INDICATORS
Port speed/activity
PACKAGE CONTENTS
Switch, power adapter, self-adhesive rubber pads, user guide and
warranty flyer
warranty flyer
WARRANTY AND OTHER SERVICES
Three year Limited Hardware Warranty
Advance Hardware Replacement with Next Business Day shipment in
most regions
most regions
90 days of telephone technical support
Refer to www.3com.com/warranty for details.
Wirel
ess P
C
PCs
Powe
r Use
r
Serve
rs
WAN / Internet
Ethernet/Fast Ethernet
Gigabit Ethernet
Gigabit Ethernet
3Com
®
Office
Conn
ect
®
Gigab
it Swi
tch 16
Office
Conn
ect
Fast E
thern
et Sw
itch 8
On =
10/1
00M
Link
Flash
= Ac
tivity
Offic
eCon
nect
Fast
Ethe
rnet
Switc
h 8
1
2
3
4
5
6
7
8
Port
Stat
us
3Com
11n R
outer
3C16
7160
0A
Offic
eCon
nect
Giga
bit Sw
itch 1
6
Gree
n = 1
000M
Yello
w = 1
0/10
0M
Flash
= Ac
tivity
9
10
11
12
13
14
15
16
1
2
3
4
5
6
7
8
Port
Statu
s
SAMPLE NETWORK
CONFIGURATION
CONFIGURATION
PRODUCT DESCRIPTION
3COM SKU
OfficeConnect Fast Ethernet Switch 5
3C16790C
OfficeConnect Fast Ethernet Switch 8
3C16791C
OfficeConnect Fast Ethernet Switch 16
3C16792C